Cheap flights from Portland, Maine to Colorado from $129
This is the cheapest one-way flight price found by a momondo user in the last 72 hours by searching for a flight from Portland, Maine to Colorado departing on 6/4. Fares may change, and may not be available for all flights or travel dates. Click the price to refresh the search for this deal.
Discover deals from 900+ travel sites with momondo.
Save money when you book flights with momondo
Big names and deals
Big names and deals
Search 100s of travel sites to compare prices.Filter for what you want
Filter for what you want
Free Wi-Fi? Stopover? Instantly customize your results.Trusted and free
Trusted and free
We’re completely free to use - no hidden charges or fees.Price Alerts
Price Alerts
Not ready to book? to track prices.Find the cheapest flights from Portland, Maine to Colorado
Cheap round-trip flights
Cheap one-way flights
Cheap last minute flights
Cheap direct flights
Frontier flights from Portland, Maine to Colorado
Our best Frontier deals on Portland, Maine to Colorado flight tickets
American Airlines flights from Portland, Maine to Colorado
Our best American Airlines deals on Portland, Maine to Colorado flight tickets
See travel insights to Colorado from
How to get the cheapest flight ticket from Portland, Maine to Colorado
Look no further. We've gone through all the searches for this route on momondo so you have the important information and insights to find the cheapest flight ticket for your trip
What is the cheapest month to fly to Colorado?
The month of January is, on average, the cheapest month to fly to Colorado from Portland, Maine, with most prices found around $347. The month of April is another great option to travel to Colorado, with average flight prices from Portland, Maine averaging around $380.
What is the cheapest day to depart on your flight to Colorado?
The cheapest day to depart from Portland, Maine to Colorado is on a Saturday when prices can be found for as low as $539. On the other hand, Sunday is the most expensive day to depart from Portland, Maine because it is more convenient for both business and leisure travelers. As a result, prices tend to be around $784.
What is the cheapest time of day to depart on your flight to Colorado?
The cheapest time of day to fly to Colorado is in the evening when flights can be purchased for as low as $361. In the afternoon is when there is more demand to fly to Colorado, so prices are often more expensive at around $615 per ticket.
What is the cheapest Portland to Colorado flight route?
Fly from Portland to Denver Intl for the best Portland - Colorado flight prices
How far in advance should I book a flight to Colorado?
You are more likely to see cheaper flights to Colorado from Portland, Maine when booking 11 weeks ahead of your departure date. In general, you can expect to find flights to Colorado for around $459 when searching 11 weeks out.However, flight prices might be lower outside of this timeframe. For example, people recently found flights to Colorado from Portland, Maine for as low as $381 on momondo.
What cabin class options are available on Portland to Colorado flights?
There are 4 cabin classes available to choose from on Portland to Colorado flights. Cabin price and availability will vary by airline so perform a search above to find the right deals for you.
What is the cheapest airline that flies from Portland to Colorado?
Delta, Frontier, and American Airlines are the most popular carriers operating from Portland to Colorado
What airlines fly to Colorado?
United Airlines, JetBlue and Delta are the top three most popular airlines that fly to Colorado from Portland, Maine according to our data. United Airlines is the first choice among our users, with 44% of people opting to fly with this airline when traveling to Colorado. Keep in mind that there are 8 different airlines that fly to Colorado on a routine basis, so you have a few additional options to choose from.
How many flights depart from Portland, Maine to Colorado on average per day?
As of April 2025, there are 1 flights per day flying from Portland, Maine to Colorado. The most common time of day flights depart is 6:00AM, with 100% of flights taking off at noon.
How many flights depart from Portland, Maine to Colorado on average per week?
7 flights are operational weekly from Portland, Maine to Colorado as of April 2025. The most popular departure day for this route is Wed, with 29% of flights per week taking off on this day.
Cheap Portland, Maine to Colorado flight deals and tips
Find info about flight duration, direct flights, and airports for your flight from Portland, Maine to Colorado
When did momondo last update prices for flights from Portland Airport to Colorado?
Prices for flights from Portland Airport to Colorado are updated daily.
How many operators does momondo search for flights from Portland Airport to Colorado?
The number of operators available for flights from Portland Airport to Colorado is 6 as of April 2025.
How old do you have to be to fly from Portland Airport to Colorado?
The minimum age for a child to fly alone is five, but airlines offering an unaccompanied minor (UNMR) service may have their age restrictions, such as regulations concerning flight duration, timing, and layovers. It is recommended that you verify with the airline you are booking with for travel from Portland Airport to Colorado.
What documentation or ID do you need to fly to Colorado?
The required travel and health documents for your Colorado trip may vary depending on your itinerary and personal circumstances. As a general rule, you should carry multiple documents, including a national ID card or driver's license and a passport valid for six months after your intended arrival at Colorado. We recommend that you seek guidance from your airline or a reliable third party such as IATA.
What is the most popular plane model from Portland, Maine to Colorado?
Based on momondo bookings for flights between Portland, Maine and Colorado, the leading plane model is Airbus A319, making up 56.72% of the total bookings. Other popular models include Boeing 737-800 with 13.43%, Airbus A321-100/200 with 7.46%, and Boeing 737-700 with 4.48%.
Best airlines flying from Portland, Maine to Colorado
Compare and see reviews for airlines that fly from Portland, Maine to Colorado with momondo
| Airline | Rating | Free Cancellation | Price | ||
|---|---|---|---|---|---|
| PriceFrom $151 | Free Cancellation | Rating 6.0 3,281 reviews | |||
| PriceFrom $209 | Free Cancellation | Rating 7.3 2,926 reviews | |||
| PriceFrom $236 | Free Cancellation | Rating 8.0 7,917 reviews | |||
| PriceFrom $236 | Free Cancellation | Rating 7.2 10,000 reviews | |||
| PriceFrom $316 | Free Cancellation | Rating 8.0 4,280 reviews | |||
| PriceFrom $328 | Free Cancellation | Rating 7.4 8,667 reviews |
Why use momondo?
Why should I use momondo to find a flight deal from Portland to Colorado?
To find the flight that best suits your needs, momondo gathers a range of flights from a large pool of different airlines and agents; you can then use our insights and filters to find and book the right flight to Colorado from Portland.
Can I find flights from Portland to Colorado with flexible booking policies on momondo?
All flight searches from Portland to Colorado on momondo can be filtered to show those which offer flexible booking policies.
How can momondo help me find flights from Portland to Colorado?
Once you have performed a search in the form on the page, momondo provides useful filters and insights. We can show you the cheapest days and times to fly as well as help filter your options to help you make an informed choice when booking flights to Colorado from Portland.
I’m not ready to book a flight from Portland to Colorado right now. Can momondo alert me if prices change?
Of course. momondo tracks the price of Portland to Colorado flights. All you need is a valid email address and we will do the rest; it is that quick and easy.